نتایج جستجو برای: acid tolerant

تعداد نتایج: 780790  

2014
Yujin Jeong Yoseb Song Hyeon Seok Shin Byung-Kwan Cho

Clostridium drakei SL1(T) is a strictly anaerobic, H2-utilizing, and acid-tolerant acetogen isolated from an acidic sediment that is a potential platform for commodity chemical production from syngas fermentation. The draft genome sequence of this strain will enable determination of the acid resistance and autotrophic pathway of the acetogen.

Journal: :Applied and environmental microbiology 2011
Nardy Kip Wenjing Ouyang Julia van Winden Ashna Raghoebarsing Laura van Niftrik Arjan Pol Yao Pan Levente Bodrossy Elly G van Donselaar Gert-Jan Reichart Mike S M Jetten Jaap S Sinninghe Damsté Huub J M Op den Camp

Sphagnum peatlands are important ecosystems in the methane cycle. Methane-oxidizing bacteria in these ecosystems serve as a methane filter and limit methane emissions. Yet little is known about the diversity and identity of the methanotrophs present in and on Sphagnum mosses of peatlands, and only a few isolates are known. The methanotrophic community in Sphagnum mosses, originating from a Dutc...

2017
Ran Tian Daiqing Yin Yanzhi Liu Inge Seim Shixia Xu Guang Yang

Animals that are able to sustain life under hypoxic conditions have long captured the imagination of biologists and medical practitioners alike. Although the associated morphological modifications have been extensively described, the mechanisms underlying the evolution of hypoxia tolerance are not well understood. To provide such insights, we investigated genes in four major energy metabolism p...

2016
Tajul Islam Vigdis Torsvik Øivind Larsen Levente Bodrossy Lise Øvreås Nils-Kåre Birkeland

Terrestrial tropical methane seep habitats are important ecosystems in the methane cycle. Methane oxidizing bacteria play a key role in these ecosystems as they reduce methane emissions to the atmosphere. Here, we describe the isolation and initial characterization of two novel moderately thermophilic and acid-tolerant obligate methanotrophs, assigned BFH1 and BFH2 recovered from a tropical met...

Journal: :American journal of physiology. Regulatory, integrative and comparative physiology 2007
Donald C Jackson Sarah E Taylor Vivian S Asare Dania Villarnovo Jonathan M Gall Scott A Reese

Freshwater turtles as a group are more resistant to anoxia than other vertebrates, but some species, such as painted turtles, for reasons not fully understood, can remain anoxic at winter temperatures far longer than others. Because buffering of lactic acid by the shell of the painted turtle is crucial to its long-term anoxic survival, we have tested the hypothesis that previously described dif...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده علوم پایه 1393

در این تحقیق پودر تفاله چای برای حذف رنگزای acid brill scarlet 3r (acid red 18) مورد بررسی قرار گرفته است. خصوصیات سطح تفاله چای با استفاده از semبررسی شد. اثر متغیرهای فرایند همچون مقدار جاذب، غلظت اولیه رنگ، ph، زمان و دما مطالعه شد. داده ها برای تطابق با مدل های ایزوترم لانگمویر، فروندلیچ، تمکین ودابینین - رادوشکوویچ ارزیابی شد. نتایج نشان داد که داده ها برای جذب سطحی acid red 18 برروی تفاله...

Journal: :molecular biology research communications 2013
massumeh aliakbari hooman razi

manipulation of stress related transcription factors to improve plant stress tolerance is a major goal of current biotechnology researches. myc2 gene encodes a key stress-related transcription factor involved in jasmonate (ja) and abscisic acid (aba) signaling pathways in arabidopsis. brassica napus, as a globally important oilseed crop, is a close relative of arabidopsis.  in the present study...

Journal: :Nucleic acids research 2003
Pauline C. Ng Steven Henikoff

Single nucleotide polymorphism (SNP) studies and random mutagenesis projects identify amino acid substitutions in protein-coding regions. Each substitution has the potential to affect protein function. SIFT (Sorting Intolerant From Tolerant) is a program that predicts whether an amino acid substitution affects protein function so that users can prioritize substitutions for further study. We hav...

2016
Grazina Juodeikiene Daiva Zadeike Elena Bartkiene Vadims Bartkevics Alexander Dikiy Elena Shumilina

Citation: Juodeikiene G, Zadeike D, Bartkiene E, Bartkevics V, Dikiy A and Shumilina E (2016) Potential of an Exploitation of AcidTolerant Antimicrobial Microorganisms Evolving Enzyme Systems for the Utilization of Dairy By-products and Lignocellulosic Biomass to Lactic Acid. Front. Bioeng. Biotechnol. 4:92. doi: 10.3389/fbioe.2016.00092 potential of an Exploitation of Acid-Tolerant Antimicrobi...

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